肯尼亚内罗毕至马拉巴铁路是东非铁路网的重要路段,一期工程正线长约120公里。中交二公局承建内马铁路一期1标、7标两个标段,包括路基、桥梁、隧道和铺轨、制架梁、轨枕预制等,其中恩贡山隧道是东非最长的隧道。
Nairobi-Malaba Railway in Kenya is an important part of the East African railway network, with a main length of about 120km. CCCC Second Highway Engineering Co., Ltd. has contracted the construction of section 1 and section 7 of phase I of Nairobi-Malaba Railway , including subgrade, bridge, tunnel and track laying, frame girder and sleeper prefabrication, among which Ngong Mountain Tunnel is the longest tunnel in East Africa.